Home / 11,787.32-16,265.52-6,482.48

Finding the Fourth Proportional to 11,787.32, 16,265.52 and 6,482.48

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Solution

The fourth proportional to 11,787.32, 16,265.52 and 6,482.48 is: 8,945.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,787.32 : 16,265.52 = 6,482.48 : x
  2. Step 2: Convert to fraction form
    11,787.32/16,265.52 = 6,482.48/x
  3. Step 3: Cross multiply
    11,787.32x = 16,265.52 × 6,482.48
  4. Step 4: Simplify right side
    11,787.32x = 105,440,908.09
  5. Step 5: Solve for x
    x = 105,440,908.09/11,787.32
  6. Step 6: Final answer
    x = 8,945.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.